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You searched for: mediatype:movies AND collection:hubblespacetelescopecollection AND subject:"Primary Mirror"
[movies]The Golden Touch: Behind the Webb
The Webb Telescope's mirrors are coated in an extremely thin film of gold. This gold layer, only a few millionths of an inch thick, enables the mirrors to best reflect the infrared light the telescope seeks. The thinner the layer, the better off the telescope will be -- every bit of weight counts when a telescope as big as Webb is being lifted into space by a rocket. Join us at Quantum Coating in New Jersey, where engineers are vaporizing gold to apply a thin, even layer to the telescope's mirro...
Keywords: Where -- New Jersey; James Webb Space Telescope; astronomy; primary mirror
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